289010900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{152111}}^1$

素因数の和:152144

約数の個数: 36

約数和(自身を含む): 660166080

約数和(自身を除く): 371155180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 152111, 304222, 608444, 760555, 1521110, 2890109, 3042220, 3802775, 5780218, 7605550, 11560436, 14450545, 15211100, 28901090, 57802180, 72252725, 144505450, 289010900]

約数ペア:

[(1, 289010900), (2, 144505450), (4, 72252725), (5, 57802180), (10, 28901090), (19, 15211100), (20, 14450545), (25, 11560436), (38, 7605550), (50, 5780218), (76, 3802775), (95, 3042220), (100, 2890109), (190, 1521110), (380, 760555), (475, 608444), (950, 304222), (1900, 152111)]